@article{weko_25478_1, author = "槙野,文命 and 田中,靖郎 and 松岡,勝 and 小山,勝二 and 井上,一 and 牧島,一夫 and 蓬茨,霊運 and 早川,幸男 and 近藤,陽次 and Urry,C. M. and Mufson,S. L. and Hacney,K. R. and Hackney,R. L. and Kikuchi,S. and Mikami,Y. and Wisenwski,W. S. and 廣本,宣久 and Nishida,M. and Burnell,J. and Brand,P. and Williams,P. M. and Smith,M. G. and 高原,文郎 and 井上,允 and 坪井,昌人 and 田原,博人 and 加藤,龍司 and Aller,M. F. and Aller,H. D.", title = "Simultaneous Multifrequency Observations of the BL Lacertae Object Markarian 421", journal = "The Astrophysical Journal", year = "1987", volume = "313", number = "", pages = "662--673", month = "feb" }